package com.itheima.mapper;

import com.itheima.pojo.Article;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ArticleMapper {
    @Insert("insert into big_event.article(title, content, cover_img, state, category_id, create_user, create_time, update_time) " +
            "values (#{title},#{content},#{coverImg},#{state},#{categoryId},#{createUser},#{createTime},#{updateTime})")
    void add(Article article);

    List<Article> list(Integer userId, Integer categoryId, String state);

    @Select("select * from big_event.article where id = #{id}")
    Article findById(Integer id);

    @Update("update big_event.article set title = #{title},content = #{content},cover_img = #{coverImg},state = #{state},category_id = #{categoryId} where id = #{id}")
    void update(Article article);

    @Delete("delete from big_event.article where id = #{id}")
    void delete(Integer id);

    @Update("ALTER TABLE big_event.article AUTO_INCREMENT = 1;")
    void alter();
}
